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Finding the Fourth Proportional to 171,794.34, 257,716.08 and 53,477.64

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Solution

The fourth proportional to 171,794.34, 257,716.08 and 53,477.64 is: 80,224.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,794.34 : 257,716.08 = 53,477.64 : x
  2. Step 2: Convert to fraction form
    171,794.34/257,716.08 = 53,477.64/x
  3. Step 3: Cross multiply
    171,794.34x = 257,716.08 × 53,477.64
  4. Step 4: Simplify right side
    171,794.34x = 13,782,047,748.45
  5. Step 5: Solve for x
    x = 13,782,047,748.45/171,794.34
  6. Step 6: Final answer
    x = 80,224.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.